Improved mode of strengthening and improving sheet-iron buildings



UNITED 'iSrATE' PAT N OFFICE1- sAMUEn'J; SEELY, on BROOKLYN, NEW YORK.

lMPROVED 'NonEo-F STRENGTHENING AND imPeoviNe' SHEET-IRON BUILDINGS.

Specification forming part of 'Letters Patent No. 4 1,787, dated March 1 1864.

To all whom it may concern:

My process consists simply in'making 3.

Be it known that I, SAMUEL J,'SEELY, of cheap and hard ceuient (composed of sand and Brooklyn, in the State of New York, have in-. Rosendale cement or other suitable materials) vented a new and useful Process for Strengthof a barely fluid consistency, aud then pouring ening and Improving" the Walls-or Floors of it between'thetwo metallic skins until. the Sheet-IronBui ldin 42s,, and I do hereby declare Whole spaceaud all the crevices between them that the following is a full and vexact descripare filled. "'When the cement becomes hard lion-thereof. I the walls or fioors'willbe found to be as rigid Ihavebeenf0ralong while engagediu the i and fstrong as if madeofi -stone Therecan building of sheet-iron houses. These are usube uoiridentations made in; the'sheets, and I allymade'withwhat may be termed an i.ilnr-. can make use of much thinner metal than aud an outerdskin of'sheet-iron of suitable ,conld if' the space had been filled'with. sa\v-. thickness, eitheryplain or corrugated, having dust. There willbe perfect freedom from oxi a space between theskins-ot' froinahout four dation and from vermin.

to six inches. In order to render the building /I mayapply this processto buildings made warmer, itis customary to fill the intermediate with plain sheet-s ot metal, but think-that the space with sawdust, brick, earth, or ashes. It best results'ar'e obtained from corrugated or willbe seen that thesawdustxirom its lack of ridged sheets of.'met-al. Y 1 a j cohesion can contribute but vvery little, it any, Havingthus describedmyi'nventiou,what I; to the strength of. the structu're,'and that .the claim as new, and desire tos'ecure by Letters 1 two skins must be of considerable thickness. Patent, ifs-1 v outsides of both skin's'are painted, condensa in order to possess the requisite strength to r The 'process herein described of strengthen withstand external accidents or blows which. ing; and otherwise improving the walls-orfioors might indent or puncture the skin and peruiit of sheet-metal buildings.- I

the sawdust to escape; and, again, since the i I SAML J SEELY, tion-andioxidation take place upon the inner Witnesses: I I surfaces and greatlyinjure the building. By 7 I. P. KOHIL,

,my'process allofthese dificuities are avoided. a I I J 0. CLAYTON; 

